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Chemistry
•
12th Grade
•
Easy
Hồng Phỉ Võ
Used 1+ times
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2 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Hiện tượng khi cho NaOH vào dung dịch CuSO4
dung dịch màu tím
dung dịch màu xanh
kết tủa màu xanh
kết tủa màu tím
2.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Khi cho tiếp protein (lòng trắng trứng) vào. Trong ống nghiệm xuất hiện
kết tủa màu tím
kết tủa màu xanh
dung dịch màu tím
dung dịch màu xanh
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